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<?php
/*
** Zabbix
** Copyright (C) 2001-2021 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
abstract class CAbstractScreenImporter extends CImporter {
/**
* Prepare screen data for import.
* Each screen element has reference to resource it represents, reference structure may differ depending on type.
* Referenced database objects ids are stored to 'resourceid' field of screen items.
*
* @todo: api requests probably should be done in CReferencer class
* @throws Exception if referenced object is not found in database
*
* @param array $screen
*
* @return array
*/
protected function resolveScreenReferences(array $screen) {
if (!empty($screen['screenitems'])) {
foreach ($screen['screenitems'] as &$screenItem) {
$resource = $screenItem['resource'];
if (empty($resource)) {
$screenItem['resourceid'] = 0;
continue;
}
if ($screenItem['rowspan'] == 0) {
$screenItem['rowspan'] = 1;
}
if ($screenItem['colspan'] == 0) {
$screenItem['colspan'] = 1;
}
if (!isset($screenItem['max_columns'])) {
$screenItem['max_columns'] = SCREEN_SURROGATE_MAX_COLUMNS_DEFAULT;
}
switch ($screenItem['resourcetype']) {
case SCREEN_RESOURCE_HOST_INFO:
case SCREEN_RESOURCE_TRIGGER_INFO:
case SCREEN_RESOURCE_TRIGGER_OVERVIEW:
case SCREEN_RESOURCE_DATA_OVERVIEW:
case SCREEN_RESOURCE_HOSTGROUP_TRIGGERS:
$screenItem['resourceid'] = $this->referencer->resolveGroup($resource['name']);
if (!$screenItem['resourceid']) {
throw new Exception(_s('Cannot find group "%1$s" used in screen "%2$s".',
$resource['name'], $screen['name']));
}
break;
case SCREEN_RESOURCE_HOST_TRIGGERS:
$screenItem['resourceid'] = $this->referencer->resolveHost($resource['host']);
if (!$screenItem['resourceid']) {
throw new Exception(_s('Cannot find host "%1$s" used in screen "%2$s".',
$resource['host'], $screen['name']));
}
break;
case SCREEN_RESOURCE_GRAPH:
case SCREEN_RESOURCE_LLD_GRAPH:
$hostId = $this->referencer->resolveHostOrTemplate($resource['host']);
$graphId = $this->referencer->resolveGraph($hostId, $resource['name']);
if (!$graphId) {
throw new Exception(_s('Cannot find graph "%1$s" used in screen "%2$s".',
$resource['name'], $screen['name']));
}
$screenItem['resourceid'] = $graphId;
break;
case SCREEN_RESOURCE_CLOCK:
if ($screenItem['style'] != TIME_TYPE_HOST) {
break;
}
// break; is not missing here
case SCREEN_RESOURCE_SIMPLE_GRAPH:
case SCREEN_RESOURCE_LLD_SIMPLE_GRAPH:
case SCREEN_RESOURCE_PLAIN_TEXT:
$hostId = $this->referencer->resolveHostOrTemplate($resource['host']);
$screenItem['resourceid'] = $this->referencer->resolveItem($hostId, $resource['key']);
if (!$screenItem['resourceid']) {
throw new Exception(_s('Cannot find item "%1$s" used in screen "%2$s".',
$resource['host'].':'.$resource['key'], $screen['name']));
}
break;
case SCREEN_RESOURCE_MAP:
$screenItem['resourceid'] = $this->referencer->resolveMap($resource['name']);
if (!$screenItem['resourceid']) {
throw new Exception(_s('Cannot find map "%1$s" used in screen "%2$s".',
$resource['name'], $screen['name']));
}
break;
default:
$screenItem['resourceid'] = 0;
break;
}
}
unset($screenItem);
}
return $screen;
}
}
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